Examples with ViewOptions ol.ViewOptions used on opensource projects

Example 6 with ViewOptions

use of ol.ViewOptions in project gwt-ol3 by TDesjardins.

the class ConstrainedViewExample method show.

/* (non-Javadoc)
     * @see de.desjardins.ol3.demo.client.example.Example#show()
     */
@Override
public void show(String exampleId) {
    XyzOptions xyzOptions = OLFactory.createOptions();
    xyzOptions.setUrl("http://server.arcgisonline.com/ArcGIS/rest/services/World_Topo_Map/MapServer/tile/{z}/{y}/{x}");
    xyzOptions.setAttributions("Tiles &copy; <a href=\"http://services.arcgisonline.com/ArcGIS/rest/services/World_Topo_Map/MapServer\">ArcGIS</a>");
    Xyz xyzSource = new Xyz(xyzOptions);
    LayerOptions xyzLayerOptions = OLFactory.createOptions();
    xyzLayerOptions.setSource(xyzSource);
    Tile xyzLayer = new Tile(xyzLayerOptions);
    // create a view
    View view = new View();
    Coordinate centerCoordinate = new Coordinate(-121.1, 47.5);
    Coordinate transformedCenterCoordinate = Projection.transform(centerCoordinate, "EPSG:4326", "EPSG:3857");
    view.setCenter(transformedCenterCoordinate);
    view.setZoom(12);
    // restrict zoom
    view.setMinZoom(11);
    view.setMaxZoom(14);
    // create the map
    MapOptions mapOptions = OLFactory.createOptions();
    mapOptions.setTarget(exampleId);
    mapOptions.setView(view);
    Map map = new Map(mapOptions);
    // restrict extent
    ViewOptions viewOptions = new ViewOptions();
    viewOptions.setCenter(map.getView().getCenter());
    viewOptions.setExtent(map.getView().calculateExtent(map.getSize()));
    viewOptions.setZoom(map.getView().getZoom());
    viewOptions.setMinZoom(map.getView().getMinZoom());
    viewOptions.setMaxZoom(map.getView().getMaxZoom());
    View restrictedView = new View(viewOptions);
    map.setView(restrictedView);
    ol.control.Attribution attributionControl = new ol.control.Attribution();
    attributionControl.setCollapsed(false);
    map.addControl(attributionControl);
    MousePosition mousePosition = new MousePosition();
    mousePosition.setCoordinateFormat(Coordinate.createStringXY(2));
    map.addControl(mousePosition);
    map.addLayer(xyzLayer);
}

Example 7 with ViewOptions

use of ol.ViewOptions in project gwt-ol3 by TDesjardins.

the class StaticImageExample method show.

/* (non-Javadoc)
     * @see de.desjardins.ol3.demo.client.example.Example#show()
     */
@Override
public void show(String exampleId) {
    ProjectionOptions projectionOptions = OLFactory.createOptions();
    Extent imageExtent = new Extent(0, 0, 1024, 968);
    projectionOptions.setCode("pixel");
    projectionOptions.setExtent(imageExtent);
    projectionOptions.setUnits("pixels");
    Projection projection = new Projection(projectionOptions);
    ImageStaticOptions imageStaticOptions = OLFactory.createOptions();
    imageStaticOptions.setUrl("http://imgs.xkcd.com/comics/online_communities.png");
    imageStaticOptions.setImageSize(new Size(1024, 968));
    imageStaticOptions.setImageExtent(imageExtent);
    imageStaticOptions.setProjection(projection);
    // create attribution
    imageStaticOptions.setAttributions("&copy; <a href=\"http://xkcd.com/license.html\">xkcd</a>");
    ImageStatic imageStatic = new ImageStatic(imageStaticOptions);
    LayerOptions layerOptions = OLFactory.createOptions();
    layerOptions.setSource(imageStatic);
    Image image = new Image(layerOptions);
    Collection<Base> layers = new Collection<Base>();
    layers.push(image);
    ViewOptions viewOptions = OLFactory.createOptions();
    viewOptions.setCenter(new Coordinate(500, 500));
    viewOptions.setProjection(projection);
    viewOptions.setZoom(2);
    View view = new View(viewOptions);
    MapOptions mapOptions = OLFactory.createOptions();
    mapOptions.setTarget(exampleId);
    mapOptions.setView(view);
    mapOptions.setLayers(layers);
    Map map = new Map(mapOptions);
    // add some controls
    DemoUtils.addDefaultControls(map.getControls());
    ol.control.Attribution attributionControl = new ol.control.Attribution();
    attributionControl.setCollapsed(false);
    map.addControl(attributionControl);
}